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| author | Owen Anderson <resistor@mac.com> | 2006-06-28 17:47:50 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2006-06-28 17:47:50 +0000 |
| commit | 18e816f3566c3cf1241a69507e5d811ab0caab33 (patch) | |
| tree | 94f74aeaf8cebfa4f5b3393fcab0f4ff8243916a /llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | 3fda386965509c213031f59fa10f8182c66d09f2 (diff) | |
| download | bcm5719-llvm-18e816f3566c3cf1241a69507e5d811ab0caab33.tar.gz bcm5719-llvm-18e816f3566c3cf1241a69507e5d811ab0caab33.zip | |
Switch to a very conservative heuristic for determining when loop-unswitching
will be profitable. This is mainly to remove some cases where excessive
unswitching would result in long compile times and/or huge generated code.
Once someone comes up with a better heuristic that avoids these cases, this
should be switched out.
llvm-svn: 28962
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
0 files changed, 0 insertions, 0 deletions
